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Potassium dichromate contain potassium, chromium and oxygen.
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∙ 6y ago
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How prepare 0.1 n k2cr2o7?
Weigh 4.9035g K2Cr2O7 make up to 1 liter
How do you make 0.25N K2Cr2O7 solution?
1N of k2cr2o7=49.09 gm/1 L 0.25N=12.2725 gm of k2cr2o7 in 1 L of water.
Do minerals make up elements?
No, elements make up minerals.
What is the compound for K2Cr207?
potassium dichromate
What elements make up honey?
The elements that make up honey are honey
What elements make up elements of sugar?
Carbon, hydrogen and oxygen are the only elements that make up sugars.
What is the dissociation equation for K2Cr2O7?
K2Cr2O7(aq) ------> 2K+(aq)+Cr2O72-(aq)
What is the formula for patassium dichromate?
The chemical formula of potassium dichromate is K2Cr2O7
How many grams of potassium are in 12.5 g potassium dichromate?
potassium dichromate- K2Cr2O7 12.5 grams K2Cr2O7 *(1 mol K2Cr2O7/294 grams K2Cr2O7)= .0425 mols K2Cr2O7 There's two mols of K (potassium) for every 1 mol of K2Cr2O7 (Potassium Dichromate) so you multiply the K2Cr2O7 by two to get mols of K .0425 mols K2Cr2O7*(2 mols K/1 mol K2Cr2O7)=.085 mols K Multiply by the molar mass of K to get grams .85 mols K*(39 grams/1 mol K)= 3.32 grams potassium
What types of elements make up most of the periodic table?
"metals"
Does molarity and normality is same in K2Cr2O7?
No, It's totally different. 1M of K2Cr2O7 is 294.19g/water 1L on the other hands, 1N of K2Cr2O7 is 49.04 g/ water 1L
What elements make up NABR?
There are two elements that make up the compound NaBr, or sodium bromide. These two elements are sodium and bromine.
